I installing it, and configuring it with just a problem with ssl certificate engine between 2.x and 3.2.1 nrpe vertion. At final for this server I remove support ssl adding -n in the nrpe start services in /etc/rc.d/rc.nrpe and in the nagios server adding -n in the check_nrpe command.

You need to add to the wireless service for ipcop and iptable rules in the Ipcop control panel for allow it…